var actualPoint = "";

function MM_swapImgRestore(value) { //v3.0
  var i,x,a=document.MM_sr; 
  
  var naviField = document.getElementById("NavigationField");
  
  if(naviField)
  {
	  if(value != naviField.value)
	  { 
		for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
	  }
  }
  else
  {
	for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;	  
  }
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; 
  
  var naviField = document.getElementById("NavigationField");
  
  if(naviField)
  {
	  if(a[0] != naviField.value)
	  { 
		document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
		if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
	  }
  }
}

function openWeekOverView(param)
{
	var fenster = window.open(param, "WochenMenues", "width=750,height=600,left=30,top=30,scrollbars=1,resizable=1");
}

function openStory()
{
	var fenster = window.open("biere_bierbrande_story.php", "form", "width=600,height=500,left=30,top=30,scrollbars=1,resizable=1");
}


function setIt(navi)
{
	if(navi != "")
	{
		if(navi != actualPoint)
		{
			if(actualPoint != "")
			{
				document.images[actualPoint].src="Navigation/"+actualPoint+".jpg";
				alert(document.images[actualPoint].src);
			}
			
			var naviField = document.getElementById("NavigationField");
			naviField.value = navi;	
		}
		document.images[navi].src="Navigation/"+navi+"_f2.jpg";	
		actualPoint = navi;
	}
}

function pruefeTelefonnummer(Feld)
{
   var msg = "Eine eingegebene Telefonnummer ist ungültig.";
   
   var ZugelasseneZeichen = "0123456789 /-+()";
   for (var Pos = 0; Pos < Feld.length; Pos++)
   {
	  if (ZugelasseneZeichen.indexOf(Feld.charAt(Pos)) == -1)
	  { 
		alert(msg);
		return false;
	  }
   }
}

function pruefeEmail(eMail)
{
	var msg = "Eine E-Mail Adresse wurde falsch eingegeben.";
	
	var searchAt = eMail.search("@");
	if(searchAt == -1)
	{
		alert(msg);
		return false;
	}
	
	var searchAt = eMail.search(" ");
	if(searchAt != -1)
	{
		alert(msg);
		return false;
	}
	
	var dot = ".";
	if (eMail.indexOf(dot)==-1)
	{
		alert(msg);
		return false;
	}	
}

function openImages(what)
{
	var w = 580;
	var h = 580;
	var url = "showImage.php?Src="+what;
	
	var width = window.innerWidth;
		
	if (document.body.clientWidth)
	{
		width=document.body.clientWidth;//IE
	}
	
	var posLeft = (width / 2) - (w / 2) + 302; 

	var options = "width=" + w + ",height=" + h + ",";
	options += "resizable=no,scrollbars=no,status=no,";
	options += "menubar=no,toolbar=no,location=no,directories=no";
	var newWin = window.open(url, 'newWin', options);
	newWin.moveTo(posLeft, 140);
	newWin.focus();	
}

function openGallery(what)
{
	var w = "860"
	var h = "690"
	var url = "gallery_show.php?ID="+what+"&Start=0";
	
	var options = "width=" + w + ",height=" + h + ",";
	options += "resizable=yes,scrollbars=yes,status=yes,";
	options += "menubar=no,toolbar=no,location=no,directories=no";
	var newWin = window.open(url, 'newWin', options);
	newWin.moveTo(10,10);
	newWin.focus();
}